All 4 Uses

acknowledge
in
The One, by Kiera Cass
(Auto-generated)

Aspen muttered, and left the room, not bothering to acknowledge Maxon's words.†
p. 124.2

acknowledge = recognize
Her voice was small, but I could sense her joy in being acknowledged.†
p. 142.2 *

acknowledged = recognized
Speaking of which," he said, standing to acknowledge the figure standing in the open door.†
p. 225.8

acknowledge = recognize
The guard looked down the hall, acknowledging an approaching figure.†
p. 303.1

acknowledging = recognizing

Definitions:

(1) (acknowledge as in: acknowledge her or the truth)
express recognition or appreciation of someone or something; or to admit or express something
(2) (meaning too rare to warrant focus)
Specialized senses include sending an "acknowledgement" (letter or other message) to indicate that something was received and the "acknowledgements" section at the beginning of a book where an author recognizes and thanks other people who helped in creating the book or ideas contained in it.